Introductory Physics Homework Help Forum

Free introductory physics homework help step by step from qualified mentors. Algebra and calculus based general physics homework. High school and undergraduate level.
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Homework Help Guidelines for Students and Helpers
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Hey! I posted in homework help but now it's gone!
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Homework Help: Introductory Physics Formulary
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Finding the corrected coefficients of your target
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Why is the field within a solid conducting material 0?
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Understanding of Wave swing physics
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Quantum Defect
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Problem related to the Ideal Gas equation -- Nitrogen under pressure
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31
Force on a Magnetic Dipole
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30
Heat Transfer and Thermofluilds
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51
The first law of thermodynamics for open systems
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Force and motion -- A water drop on the windscreen of a car
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Motion problem -- Calculations given the v(t) graph of a person jumping
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Electromagnetic Induction of a Disk
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Integration ## f(\theta, \phi) = \frac{sin \theta}{4\pi}##
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154
Electrostatic - electric potential due to a point charge
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Thermofluids -- A fireboat carries out a turning manoeuvre
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Bound Bulk Current Density and Surface Current Density
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Will EMF be induced in a coil that is accelerating in a uniform magnetic field?
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Find the Lagrangian of a pendulum plane
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Angular velocity and angular acceleration of a turbine
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Finding height in uniformly accelerated motion
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Change in volume given the ratio of the heights
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32
Is friction really always related to the normal force?
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72
Finding the angle between a plumb line and the Earth's surface.
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3
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Signal to noise ratio
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7
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79
Angular Distance driven by a car going around a roundabout
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10
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Confused about relativity and a train
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7
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72
A chain falling off of a table
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6
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120
Electrostatics: Calculate the Electric Field near a Charged Ring
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Find the Magnitude of Average velocity using the given vectors
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Discharge rate of a fluid per unit thickness of a circular area surrounding the Source
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10
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118
Radio waves in air and water - difference in path
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Electromagnetism: Determining Induced EMF
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4
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134
Centripetal force problem involving a washing machine
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5
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74
Question about car braking and tire friction
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19
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Determining the starting position when dealing with an inclined launch
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3
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50
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Cylinder rolling due to magnetic force
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4
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Current in a resistor with Kirchhoff's laws
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8
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68
Opacity and density of the sun
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68
Relate momentum to energy
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6
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Saha equation hydrogen gas
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Is the pressure equal everywhere here?
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Considerations for the FBDs of a parachutist traveling at terminal velocity
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Contradiction in Phase of reflected sound
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Normal Stress in Rods Experiencing Temperature Changes
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48
Simple and driven harmonic motion
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4
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95
Distance traveled by a particle in a transverse wave
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2
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44
Moments Question (ENGAA 2019) -- Cable and Winch Lifting a Drawbridge
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9
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148
Homework Problem Using the Universal Gravitation Equation
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5
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65
Heat dissipated by a steel disk
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5
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56
Three phase systems - current magnitude
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37
2D Inelastic Collision
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6
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Forces and moments -- Pushing wheeled luggage through the airport
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10
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105
Compression ratio and volume reduction of CO2
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12
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133
Finding the Acceleration in Projectile Motion that is Affected by Air Resistance (Experiment)
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13
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109
Fluid velocity and pipe diameter using the continuity equation
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3
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72
Calculating the current in an inductor (AC)
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3
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Equation Demonstration -- Comparing a pendulum's motion to an LC circuit
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7
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142
Coulomb's Law and Conditional Convergent Alternating Harmonic Series
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11
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Find the value of Cp using SFEE and Thermodynamic equations
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19
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132
Frequency and Sound Wave Reflection
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12
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160
Electric field lines between a point-charge and a conducting sheet
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Moment of inertia of a uniform 2D triangular plate
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4
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97
Pressure of a gas bubble
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4
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58
Simple Electric Field due to a Charged Disk
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5
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80
Particle in a box : Schrodinger Eq
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5
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136
Finding the perpendicular distance in this moments question
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8
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80
Connected Particles Question (ENGAA 2019)
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8
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85
SUVAT Question (from ENGAA 2019 Paper)
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4
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84
Resolving forces in the direction perpendicular to a line
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3
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92
Thermal machine: Otto Cycle
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1
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Doubt related to buoyant force and fluid thrust force
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9
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96
A capacitor of variable capacitance
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1
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76
Find the area bounded by these 4 arcs
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7
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122
Dirac notation
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7
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Determining the minimum velocity when given height and length
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Connecting a step-up transformer backward
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5
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Net force acting on a ping-pong ball
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11
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117
Bead on a rotating stick and the Lagrangian
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Thermal physics problem -- Pressure and temperature of air in a refrigerator
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2
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Vapor-compression refrigeration system - boiling & critical point
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3
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113
Pressure at the bottom of a cube immersed in two liquids
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5
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80
Motion equation problem -- Car accelerating with a constant power engine
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116
How do I calculate the magnitude of initial acceleration?
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9
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Forces and Motion - Sliding a Box Up an Inclined Plane w/ Friction
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Electron beam lithography
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X-ray mask-photolithography
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Proof question related to the Ideal Gas Law
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185
Finding the Volume of an Ideal Gas
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101
Doppler effect and beat frequency
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119
Volume flow rate
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Moment of inertia (Perpendicular axis theorem)
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Determining net force and acceleration
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6
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194
Conservation of Energy Problem (Power)
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14
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149
Simple Harmonic Motion Question
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101
Question about using using Loop Currents to solve this DC network problem
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80
Vector Problem -- Addition of two vectors given in polar coordinates
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11
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105
Homework: Calculate the work done to accelrate a car
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1
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88
Determining the direction of current due to a change in magnetic flux
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4
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105
Voltage across an inductor after flipping a switch
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5
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144
Maximum Voltage Between Long Coaxial Cylinders
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3
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98
Is this formula for a ball rolling down a ramp incorrect?
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Intro Physics Homework Help

Get introductory physics homework help, step by step from mentors. We do not give answers but guide you to it with your effort.

This is for algebra and calculus based general physics homework. Usually this is high school and undergraduate level problems.

Please use the template when asking for help, include all information and provide a reasonable attempt at a solution.

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